Clinton J. Leonard, MD
Obstetrics & Gynecology Physician · Gilbert, AZ
Clinton J. Leonard, MD is an obstetrics & gynecology physician with a practice address in Gilbert, Arizona, and NPI 1770575920, issued on Aug 15, 2005. Check the license (Arizona 33779, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Clinton J. Leonard
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 33779 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 3499 S Mercy RD, Gilbert, AZ 85297
- Phone
- (480) 355-8525
- Enumerated
- Aug 15, 2005
- Record last updated
- Nov 7, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (480) 355-3115
- Medicaid ID
- 942145 AZ
- Medicare enrollment
- Enrolled (PECOS I20050718000943); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 2001
- Entity
- Type 1 · individual
Also registered at 3499 S Mercy RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Adamo, PA-CMedical Physician Assistant1952652604
- Erica Kreller, M.D.Obstetrics & Gynecology Physician1679867469
- Roxane McAllister, CNM, WHNPAdvanced Practice Midwife1740159615
- Lisa McDaniel, PACMedical Physician Assistant1720150709
- Mariel McDonald, PA-CMedical Physician Assistant1326440629
- David Nyberg, MDDiagnostic Radiology Physician1790752459
Verify Clinton J. Leonard in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 33779Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
59 Medicare Part D claims for 18 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $52.11
2 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Morning Star Obstetrics And Gynecology PCGilbert, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Obstetrics & Gynecology Physician providers in Arizona
There are 803 obstetrics & gynecology physician records in Arizona.
Other obstetrics & gynecology physician records in Arizona
- Michelle Abbate, MDTucson, AZ1184111940
- Judith Adams, MDGilbert, AZ1457644759
- Julie Adams, DOChandler, AZ1285607333
- Karen Adams, MDPhoenix, AZ1023192333
- Andrew Adamson, DOMesa, AZ1124330220
- Elana Addis, M.DTucson, AZ1730150582
- Eugene Adel, M.D.Mesa, AZ1609301621
- Oluwatoyosi Adeoye, MDPhoenix, AZ1316679921
- Nicole Afuape, M.D.Phoenix, AZ1912391210
- Farshad Agahi, M.D.Phoenix, AZ1386886430
Common questions
What is Clinton J. Leonard, MD's NPI number?
Clinton J. Leonard, MD's National Provider Identifier (NPI) is 1770575920, issued on Aug 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Clinton J. Leonard, MD located?
The NPPES record lists a practice address at 3499 S Mercy RD, Gilbert, AZ, 85297. Phone: (480) 355-8525. Providers update this record themselves, so call before visiting.
How can I verify Clinton J. Leonard, MD's license?
NPPES lists Arizona license number 33779, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Clinton J. Leonard, MD prescribe under Medicare Part D?
In 2024, Clinton J. Leonard, MD had 59 Medicare Part D claims for 18 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.